🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.5 AU - 0.52 AU

Year: 232 Days

Day: 29 Hours

Environment

Temp: -111 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.7

Radius: 13.9

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.47 AU - 1.81 AU

Year: 1335 Days

Day: 5.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,548,132 km

• M1: 172,935 km (0.115 R)
• M2: 736,770 km (0.071 R)
• M3: 1,471,445 km (0.105 R)
• M4: 1,958,685 km (0.095 R)
• M5: 2,447,272 km (0.109 R)
• M6: 3,299,231 km (0.1 R)
• M7: 3,999,050 km (0.066 R)
• M8: 4,465,347 km (0.095 R)
• M9: 5,045,787 km (0.068 R)
• M10: 5,761,313 km (0.088 R)
• M11: 6,313,030 km (0.059 R)
• M12: 9,321,443 km (0.109 R)
• M13: 10,400,942 km (0.104 R)
• M14: 11,021,025 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 8.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.66 AU - 2.46 AU

Year: 1880 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,548,132 km

• M1: 105,915 km (0.117 R)
• M2: 434,881 km (0.109 R)
• M3: 1,160,431 km (0.072 R)
• M4: 1,625,381 km (0.101 R)
• M5: 3,143,500 km (0.097 R)
• M6: 3,935,920 km (0.05 R)
• M7: 4,671,792 km (0.11 R)
• M8: 5,868,874 km (0.084 R)
• M9: 7,406,591 km (0.08 R)
• M10: 10,485,764 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.9

Radius: 10

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.99 AU - 2.65 AU

Year: 2247 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 151.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,548,132 km

• M1: 124,316 km (0.069 R)
• M2: 457,171 km (0.117 R)
• M3: 878,439 km (0.099 R)
• M4: 1,240,316 km (0.116 R)
• M5: 1,711,998 km (0.113 R)
• M6: 2,231,851 km (0.066 R)
• M7: 2,827,250 km (0.078 R)
• M8: 3,799,038 km (0.069 R)
• M9: 4,139,074 km (0.065 R)
• M10: 5,201,368 km (0.091 R)
• M11: 5,885,031 km (0.093 R)
• M12: 6,248,703 km (0.032 R)
• M13: 6,651,570 km (0.109 R)
• M14: 7,327,154 km (0.11 R)
• M15: 7,748,721 km (0.074 R)
• M16: 10,627,283 km (0.094 R)
• M17: 11,550,452 km (0.086 R)
• M18: 12,122,364 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 10.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.25 AU - 2.61 AU

Year: 2408 Days

Day: 8 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,548,132 km

• M1: 129,552 km (0.078 R)
• M2: 548,426 km (0.042 R)
• M3: 1,341,295 km (0.092 R)
• M4: 2,780,426 km (0.091 R)
• M5: 4,228,384 km (0.05 R)
• M6: 4,770,227 km (0.112 R)
• M7: 5,196,581 km (0.061 R)
• M8: 6,148,472 km (0.09 R)
• M9: 6,560,315 km (0.035 R)
• M10: 8,014,257 km (0.064 R)
• M11: 9,105,873 km (0.066 R)
• M12: 9,521,007 km (0.111 R)
• M13: 10,875,765 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.6

Radius: 10.2

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.01 AU - 3.31 AU

Year: 2758 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,548,132 km

• M1: 127,308 km (0.102 R)
• M2: 495,618 km (0.076 R)
• M3: 1,694,495 km (0.079 R)
• M4: 2,459,389 km (0.118 R)
• M5: 2,928,229 km (0.08 R)
• M6: 3,640,165 km (0.079 R)
• M7: 5,142,726 km (0.049 R)
• M8: 8,444,650 km (0.087 R)
• M9: 13,646,318 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.3

Radius: 4.2

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.19 AU - 7.25 AU

Year: 9863 Days

Day: 23.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,548,132 km

• M1: 52,210 km (0.083 R)
• M2: 619,934 km (0.109 R)
• M3: 815,608 km (0.115 R)
• M4: 1,299,706 km (0.112 R)
• M5: 2,235,441 km (0.101 R)
• M6: 2,526,259 km (0.116 R)
• M7: 2,663,291 km (0.104 R)
• M8: 2,915,214 km (0.119 R)
• M9: 3,222,488 km (0.07 R)
• M10: 5,338,250 km (0.107 R)
• M11: 6,960,340 km (0.082 R)
• M12: 8,689,243 km (0.075 R)
• M13: 10,074,220 km (0.052 R)
• M14: 11,044,811 km (0.099 R)
• M15: 12,915,981 km (0.036 R)
• M16: 14,710,856 km (0.077 R)
• M17: 15,044,011 km (0.102 R)
• M18: 15,840,919 km (0.065 R)
• M19: 16,605,663 km (0.067 R)
• M20: 23,782,621 km (0.083 R)
• M21: 25,493,721 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.9

Radius: 7.5

Gravity: 16.55 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.24 AU - 10.3 AU

Year: 15121 Days

Day: 19.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,548,132 km

• M1: 95,144 km (0.044 R)
• M2: 412,741 km (0.079 R)
• M3: 712,834 km (0.086 R)
• M4: 1,184,666 km (0.116 R)
• M5: 1,561,951 km (0.114 R)
• M6: 2,055,774 km (0.109 R)
• M7: 2,513,394 km (0.106 R)
• M8: 3,806,518 km (0.072 R)
• M9: 7,579,526 km (0.085 R)
• M10: 8,161,461 km (0.065 R)
• M11: 8,772,569 km (0.039 R)
• M12: 9,089,417 km (0.116 R)
• M13: 9,971,895 km (0.056 R)
• M14: 10,434,003 km (0.076 R)
• M15: 10,789,896 km (0.118 R)
• M16: 12,826,372 km (0.092 R)
• M17: 16,262,485 km (0.11 R)
• M18: 18,233,736 km (0.094 R)
• M19: 19,454,305 km (0.056 R)
• M20: 19,812,892 km (0.093 R)
• M21: 21,864,028 km (0.047 R)
• M22: 24,988,978 km (0.089 R)
• M23: 32,987,826 km (0.083 R)
• M24: 33,369,899 km (0.096 R)
• M25: 34,142,722 km (0.116 R)
• M26: 36,261,925 km (0.117 R)
• M27: 46,250,575 km (0.084 R)
• M28: 63,452,834 km (0.09 R)
• M29: 64,439,732 km (0.11 R)
• M30: 69,736,992 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382

Radius: 7.7

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.42 AU - 11.12 AU

Year: 20926 Days

Day: 15.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,548,132 km

• M1: 118,781 km (0.118 R)
• M2: 651,050 km (0.083 R)
• M3: 911,051 km (0.103 R)
• M4: 1,308,832 km (0.088 R)
• M5: 1,942,528 km (0.105 R)
• M6: 3,178,656 km (0.102 R)
• M7: 4,007,877 km (0.078 R)
• M8: 4,282,837 km (0.09 R)
• M9: 4,735,820 km (0.112 R)
• M10: 8,249,425 km (0.097 R)
• M11: 8,545,180 km (0.1 R)
• M12: 11,597,575 km (0.093 R)
• M13: 13,065,579 km (0.07 R)
• M14: 15,234,598 km (0.086 R)
• M15: 20,272,307 km (0.05 R)
• M16: 24,758,896 km (0.101 R)
• M17: 25,479,210 km (0.058 R)
• M18: 46,148,101 km (0.041 R)
• M19: 47,710,800 km (0.111 R)
• M20: 50,284,033 km (0.092 R)
• M21: 61,691,020 km (0.058 R)
• M22: 63,204,053 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 16,512 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit